Performance of Single-Relay Cooperative ARQ Retransmission Strategies

被引:19
作者
Alcaraz, Juan J. [1 ]
Garcia-Haro, Joan [1 ]
机构
[1] Tech Univ Cartagena UPCT, Dept Informat Technol & Commun, Cartagena, Spain
关键词
Automatic Repeat reQuest (ARQ); cooperative diversity; multi-objective optimization;
D O I
10.1109/LCOMM.2009.081730
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
In Cooperative Automatic Repeat reQuest (C-ARQ) protocols, the retransmission process between a pair of nodes can be assisted by a relay node. We investigate the performance of C-ARQ algorithms in cellular access networks, where the use of relays is a promising strategy for future evolutions. By means of Markov analysis and simulation we show that the implementation of acknowledgment signals from the relays and the retransmission policy at the base station have a notable impact on the throughput of the system.
引用
收藏
页码:121 / 123
页数:3
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